* {
    margin: 0;
    padding: 0;
}

body {
    background-image: url(../images/swiper01-1.png);
    background-position-x: -100px;
}

#main {
    width: 500px;
    height: 500px;
    margin: 0 200px;
    position: absolute;
    top: 50%;
    left: 50%;
    backdrop-filter: blur(4px);
    transform: translate(-50%, -50%);
    -webkit-transform: translate(-50%, -50%);
    -moz-transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
    -o-transform: translate(-50%, -50%);
    border-radius: 20px;
    -webkit-border-radius: 20px;
    -moz-border-radius: 20px;
    -ms-border-radius: 20px;
    -o-border-radius: 20px;
}

#main h1 {
    font-size: 28px;
    text-align: center;
    margin-top: 60px;
    margin-bottom: 80px;
    color: #fff;
}

#main .con span {
    color: #fff;
    display: inline-block;
    width: 70px;
}

#main .con input {
    width: 220px;
    height: 25px;
}

#main .con {
    margin: 15px 100px;
}

.box {
    width: 290px;
    margin: 40px 125px;
    text-align: center;
}

.box input {
    display: inline-block;
    width: 70px;
    height: 30px;
    line-height: 24px;
    text-align: center;
    margin-right: 20px;
}